<template>
    <div class='count'>
        <h1>{{count}}</h1>
        <button @click='add'>累加</button>

    </div>
</template>

<script>
export default {
    name:'MyCount',
    data(){
        return {
            count:0,
        }
    },
    methods:{
        add(){
            this.count++
        }
    }
}
</script>

<style scoped>
.count{
    background-color: pink;
    height: 300px;
}

</style>